Date: Sun, 27 Jan 2002 20:30:26 +0000 From: Nik Clayton <nik@freebsd.org> To: Paul David Fardy <pdf@morgan.ucs.mun.ca> Cc: Nik Clayton <nik@FreeBSD.ORG>, Patrick Greenwell <patrick@stealthgeeks.net>, stable@FreeBSD.ORG Subject: Re: Firewall config non-intuitiveness Message-ID: <20020127203026.B40565@clan.nothing-going-on.org> In-Reply-To: <200201251647.g0PGlt76013243@plato.ucs.mun.ca>; from pdf@morgan.ucs.mun.ca on Fri, Jan 25, 2002 at 04:51:33PM %2B0000 References: <200201251647.g0PGlt76013243@plato.ucs.mun.ca>
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On Fri, Jan 25, 2002 at 04:51:33PM +0000, Paul David Fardy wrote:
> Nik Clayton <nik@FreeBSD.ORG> wrote:
> >> I've got a hunch this needs to be a tri-state variable.
> >>
> >> YES -- Load the firewall rules
> >> NO -- Do nothing, default policy is compiled in to the kernel
> >> OFF -- Explicitly set net.inet.ip.fw.enable=0
> >>
> >> or similar.
>
> Is there a precedent for such tri-state variables in the conf files?
Dunno. And breaking it out in to multiple variables might be better.
> Would it not be better to have a second "enable" variable?
>
> firewall_enable="NO" # Set to YES to enable firewall functionality
> # Set to DEFAULT to defer to kernel
> firewall_script="/etc/rc.firewall" # Which script to run to set up the firewall
> firewall_script_enable="YES" # Run ${firewall_script} (or NO)
Why not ditch firewall_enable in new installs (or make it a synonym for
firewall_script_enable, which would be more accurate), and teach ipfw
how to kldload ipfw.ko if it's not already running?
N
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